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    TMemDataset.FileModified

    Indicates if the in-memory dataset has been modified.

    Declaration

    Source position: memds.pp line 160

    public property FileModified: Boolean;

    Description

    FileModified is a read-only Boolean property which indicates if the in-memory dataset has been modified. The value in FileModified is updated in methods that write record buffers to the internal memory stream for the dataset, such as:

    • MDSWriteRecord
    • MDSAppendRecord
    • InternalDelete

    The value in FileModified is also updated in methods called when opening or closing the in-memory dataset, such as:

    • LoadFromStream
    • SaveDataToStream
    • InternalClose